<template>
  <el-row class="login-container" justify="center" :align="'middle'">
    <el-card style="max-width: 480px">
      <template #header>
        <div class="card-header">
          <img :src="imgUrl" alt="">
        </div>
      </template>
      <div class="jump-link">
        <el-link type="primary" @click="handleChange">{{ formType ? '返回登录' : '注册账号' }}</el-link>
      </div>
      <el-form ref="loginFormRef" :model="loginForm" style="max-width: 600px" class="demo-ruleFrom" :rules="rules">
        <el-form-item prop="userName">
          <el-input v-model="loginForm.userName" placeholder="手机号" :prefix-icon="UserFilled"></el-input>
        </el-form-item>
        <el-form-item prop="passWord">
          <el-input v-model="loginForm.passWord" type="password" placeholder="密码" :prefix-icon="Lock"></el-input>
        </el-form-item>
        <el-form-item v-if="formType" prop="validCode">
          <el-input v-model="loginForm.validCode" placeholder="验证码" :prefix-icon="Lock"><template #append>
              <span @click="coutdownChange">{{ coutdown.validText }}</span>
            </template></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" :style="{ width: '100%' }" @click="submitForm(loginFormRef)">
            {{ formType ? '注册账号' : '登录' }}
          </el-button>
        </el-form-item>
      </el-form>
    </el-card>
  </el-row>
</template>
<script setup>
import { reactive, ref ,computed, toRaw } from 'vue'
import { getCode, useAuthentication, login ,menuPermissions} from '../../api'
import { UserFilled, Lock } from '@element-plus/icons-vue'
import { useRouter } from 'vue-router'
import { useStore } from 'vuex'


const imgUrl = new URL('../../../public/login-head.png', import.meta.url).href

//表单数据
const loginForm = reactive({
  userName: '',
  passWord: '',
  validCode: ''
})

//切换表单（0登录 1注册）
const formType = ref(0)

//点击切换登录和注册
const handleChange = () => {
  formType.value = !formType.value
}

//账号校验规则
const validateUser = (rule, value, callback) => {
  //不能为空
  if (value === '') {
    return callback(new Error('请输入账号'))
  } else {
    const phoneReg = /^1(3[0-9]|4[01456879]|5[0-35-9]|6[2567]|7[0-8]|8[0-9]|9[0-35-9])\d{8}$/
    phoneReg.test(value) ? callback() : callback(new Error('手机格式不对，请输入正确的手机号'))
  }
}

//密码校验规则
const validatePass = (rule, value, callback) => {
  //不能为空
  if (value === '') {
    callback(new Error('请输入密码'))
  } else {
    const reg = /^[a-zA-Z0-9_-]{4,16}$/
    reg.test(value) ? callback() : callback(new Error('密码格式不对，请输入正确的密码'))
  }
}

//表单校验
const rules = reactive({
  userName: [{ validator: validateUser, trigger: 'blur' }],
  passWord: [{ validator: validatePass, trigger: 'blur' }]
})

//发送短信
const coutdown = reactive({
  validText: '获取验证码',
  time: 60
})


let flat = false
const coutdownChange = () => {
  //如果已发送不处理
  if (flat) return
  //判断手机号格式是否正确
  const phoneReg = /^1(3[0-9]|4[01456879]|5[0-35-9]|6[2567]|7[0-8]|8[0-9]|9[0-35-9])\d{8}$/
  if (!loginForm.userName || !phoneReg.test(loginForm.userName)) {
    return ElMessage({
      message: '请检查手机号是否正确',
      type: 'warning',
    })
  }
  //倒计时
  const time = setInterval(() => {
    if (coutdown.time <= 0) {
      coutdown.time = 60
      coutdown.validText = '获取验证码'
      clearInterval(time)
    }
    coutdown.time -= 1
    coutdown.validText = `剩余${coutdown.time}s`
  }, 1000)
  flat = true
  getCode({ tel: loginForm.userName }).then(({ data }) => {
    console.log(data, 'data')
    if (data.code === 10000) {
      ElMessage.success('发送成功')
    }
  })
}

const router = useRouter()
const loginFormRef = ref()
const store = useStore()

const routerList = computed(()=>store.state.menu.routerList)

//表单提交
const submitForm = async (formEl) => {
  if (!formEl) return
  //手动触发校验
  await formEl.validate((valid, fields) => {
    if (valid) {
      //注册页面
      if (formType.value) {
        useAuthentication(loginForm).then(({ data }) => {
          if (data.code === 10000)
            ElMessage.success('注册成功，请登录')
            formType.value = 0
        })
      } else {
        //登录页面
        login(loginForm).then(({ data }) => {
          if (data.code === 10000){
            ElMessage.success('登录成功')
            console.log(data)
            //将token和用户信息保存到浏览器中
            localStorage.setItem('pz_token', data.data.token)
            localStorage.setItem('pz_userInfo', JSON.stringify(data.data.userInfo))
            menuPermissions().then(({ data }) => {
              store.commit('dynamicMenu',data.data)
              console.log(routerList,'routerList')
              toRaw(routerList.value).forEach(item =>{
              router.addRoute('main', item)
            })
            router.push('/auth/admin')
          })
        }
        })
      }
    } else {
      console.log('error submit!', fields)
    }
  })
}
</script>
<style lang="less" scoped>
:deep(.el-card__header) {
  padding: 0;
}

.login-container {
  height: 100%;

  .card-header {
    background-color: #899fe1;

    img {
      width: 430px;
    }
  }

  .jump-link {
    text-align: right;
    margin-bottom: 10px;
  }
}
</style>